Storage box work seat



FIG. 1 is a front view of a storage box work seat showing my new design;

FIG. 2 is a top view of a storage box work seat showing my new design;

FIG. 3 is a back view of a storge box work seat showing my new design; and,

FIG. 4 is a side view of a storage box work seat showing my new design.

The undisclosed bottom is flat and unornamented. 

The ornamental design for a storage box work seat, as shown and described. 